BR112013010754B1 - Estrutura de dados para dados de áudio ambisonics de ordens elevadas, método para codificar e dispor dados para uma estrutura de dados, método para apresentação de áudio e aparelho para apresentação de áudio - Google Patents

Estrutura de dados para dados de áudio ambisonics de ordens elevadas, método para codificar e dispor dados para uma estrutura de dados, método para apresentação de áudio e aparelho para apresentação de áudio Download PDF

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BR112013010754B1
BR112013010754B1 BR112013010754-5A BR112013010754A BR112013010754B1 BR 112013010754 B1 BR112013010754 B1 BR 112013010754B1 BR 112013010754 A BR112013010754 A BR 112013010754A BR 112013010754 B1 BR112013010754 B1 BR 112013010754B1
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hoa
data
ambisonics
audio
data structure
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BR112013010754-5A
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Portuguese (pt)
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BR112013010754A8 (pt
BR112013010754A2 (pt
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Florian Keiler
Sven Kordon
Johannes Boehm
Holger Kropp
Johann-Markus Batke
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Dolby International Ab
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/11—Application of ambisonics in stereophonic audio systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Stereophonic System (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
BR112013010754-5A 2010-11-05 2011-10-26 Estrutura de dados para dados de áudio ambisonics de ordens elevadas, método para codificar e dispor dados para uma estrutura de dados, método para apresentação de áudio e aparelho para apresentação de áudio BR112013010754B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP10306211A EP2450880A1 (en) 2010-11-05 2010-11-05 Data structure for Higher Order Ambisonics audio data
EP10306211.3 2010-11-05
PCT/EP2011/068782 WO2012059385A1 (en) 2010-11-05 2011-10-26 Data structure for higher order ambisonics audio data

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BR112013010754A2 BR112013010754A2 (pt) 2018-05-02
BR112013010754A8 BR112013010754A8 (pt) 2018-06-12
BR112013010754B1 true BR112013010754B1 (pt) 2021-06-15

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US (1) US9241216B2 (enExample)
EP (2) EP2450880A1 (enExample)
JP (1) JP5823529B2 (enExample)
KR (1) KR101824287B1 (enExample)
CN (1) CN103250207B (enExample)
AU (1) AU2011325335B8 (enExample)
BR (1) BR112013010754B1 (enExample)
PT (1) PT2636036E (enExample)
WO (1) WO2012059385A1 (enExample)

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